Phone Comparison - Oppo Find 7 QHD vs OnePlus One vs HTC Desire 820

general General Info

Manufacturer Oppo OnePlus HTC
Announced March 2014 April 2014 September 2014
Status Available - May 2014 Available - June 2014 Coming Soon - September 2014
Colors White, Black Silk White, Sandstone Black Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang
Form Factor Candybar Candybar Candybar
Dimension 152.6 x 75 x 9.2 mm
(6.01 x 2.95 x 0.36 in)
152.9 x 75.9 x 8.9 mm
(6.02 x 2.99 x 0.35 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 173 g (6.1 oz) 162 g (5.71 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
4G Network LTE LTE 700 / 1700 / 2600 /2300/2100/1800 LTE 900 / 1800 / 2100 / 2600 - EMEA version
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 330 Adreno 330 Adreno 405
RAM 3 GB 3 GB 2 GB
Internal Memory 32 GB 16/64 GB 16 GB
External Memory microSD, up to 64 GB No microSD, up to 128 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.5 inches 5.5 inches
Resolution 2560 x 1440 pixels (534 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 72.87% 71.69% 67.20%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels
Flash Dual-LED flash dual-LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video Yes, 2160p@30fps, 1080p@30fps, 720p@120fps Yes, 2160p@30fps, 1080p@60fps, 720p@120fps, video stabilization, HDR 1080p@30fps, 720p@60fps
Front Camera Yes, 5 MP [Similar] Yes, 5 MP, 1080p@30fps [Similar] 8 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+, LTE HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v4.0 with A2DP Yes, v4.1 with A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go, USB Host microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 32 GB, 3 GB RAM 16/64 GB, 3 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB No microSD, up to 128 GB
USB OTG - Supported -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Non-removable Li-Po Battery Non-removable Li-Po Battery
Capacity 3000 mAh 3100 mAh 2600 mAh
Stand by - - Up to 424 h (3G)
Talk Time - - Up to 22 h 24 min (3G)